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async_hooks: don't set hook_fields[kTotals] to 0 #19219

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async_hooks: don't set hook_fields[kTotals] to 0 #19219

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07cd9c6
async_hooks: don't set hook_fields[kTotals] to 0
danbev Mar 7, 2018
77a9313
squash: same changes for disable
danbev Mar 8, 2018
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6 changes: 2 additions & 4 deletions lib/async_hooks.js
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Original file line number Diff line number Diff line change
Expand Up @@ -74,12 +74,11 @@ class AsyncHook {
return this;

const prev_kTotals = hook_fields[kTotals];
hook_fields[kTotals] = 0;

// createHook() has already enforced that the callbacks are all functions,
// so here simply increment the count of whether each callbacks exists or
// not.
hook_fields[kTotals] += hook_fields[kInit] += +!!this[init_symbol];
hook_fields[kTotals] = hook_fields[kInit] += +!!this[init_symbol];
hook_fields[kTotals] += hook_fields[kBefore] += +!!this[before_symbol];
hook_fields[kTotals] += hook_fields[kAfter] += +!!this[after_symbol];
hook_fields[kTotals] += hook_fields[kDestroy] += +!!this[destroy_symbol];
Expand All @@ -102,9 +101,8 @@ class AsyncHook {
return this;

const prev_kTotals = hook_fields[kTotals];
hook_fields[kTotals] = 0;

hook_fields[kTotals] += hook_fields[kInit] -= +!!this[init_symbol];
hook_fields[kTotals] = hook_fields[kInit] -= +!!this[init_symbol];
hook_fields[kTotals] += hook_fields[kBefore] -= +!!this[before_symbol];
hook_fields[kTotals] += hook_fields[kAfter] -= +!!this[after_symbol];
hook_fields[kTotals] += hook_fields[kDestroy] -= +!!this[destroy_symbol];
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